A fast and efficient method is described for the one-pot synthesis of 2,4（1H,3H）-quinazolinediones by cyclization reaction of anthranilic acid derivatives with potassium cyanate and acetic acid in PEG.Good to high y...A fast and efficient method is described for the one-pot synthesis of 2,4（1H,3H）-quinazolinediones by cyclization reaction of anthranilic acid derivatives with potassium cyanate and acetic acid in PEG.Good to high yields of the products obtain in short reaction times with simple work-up.展开更多
基金the University of Kurdistan Research Council for the partial support of this work
文摘A fast and efficient method is described for the one-pot synthesis of 2,4（1H,3H）-quinazolinediones by cyclization reaction of anthranilic acid derivatives with potassium cyanate and acetic acid in PEG.Good to high yields of the products obtain in short reaction times with simple work-up.
